Bulfinch Crossing is a redevelopment project in Downtown Boston, Massachusetts, United States. It consists of two skyscrapers, a smaller residential tower, a low-rise office building, a hotel, and a low-rise retail building. Site preparation began in late 2015, and construction officially commenced on January 24, 2017. Construction on the residential tower completed in 2020. The high-rise office tower, One Congress, commenced construction in 2019 and topped off in July 2021; after an announced plan to open in 2022, it officially opened in September 2023.